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broshao
我看空单,习惯先算能赚多少、会亏多少,再猜方向。Core Trader 07 刚以10倍杠杆开空 $TSLA,名义仓位约29.99万美元。这单吸引我的不是金额,而是有没有给判断出错留余地。
按杠杆粗算,初始保证金大约3万美元,但不能直接当作亏损上限,追加保证金和保证金模式都会影响风险。空头理论上要等价格跌到零,才赚满名义价值;反向上涨却可能很快触发强平。拿理论最大收益算赔率,我觉得容易骗自己。
我的判断是:如果有明确止损,且预期下跌空间明显大于止损距离,这单才值得考虑;如果只是靠10倍杠杆放大看空情绪,期望并不会跟着放大。目前素材没有退出计划,我会先观察他如何控制亏损,而不是替这笔空单补一套理由。

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